The term 'SCORE UNIT' is a combination of two words that can be found in a crossword puzzle. The first word, 'SCORE, ' is a four-letter word that means to gain points or to achieve success. The second word, 'UNIT, ' is a five-letter word that refers to a single thing or person, or a group of things or people that are organized together. Together, the two words form a phrase that describes a UNIT of measurement for success or achievement.